Pith Number

pith:ZT6SOZSL

pith:2022:ZT6SOZSLCVX3OHIXQTLWNT5UVF

not attested not anchored not stored refs pending

Lunar Orbit Measurement of Cosmic Dawn 21 cm Global Spectrum

Fengquan Wu, Furen Deng, Qisen Yan, Xuelei Chen, Yidong Xu, Yuan Shi

arxiv:2203.01124 v1 · 2022-03-01 · astro-ph.IM · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZT6SOZSLCVX3OHIXQTLWNT5UVF}

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Cosmology with HI

Receipt and verification

First computed	2026-07-05T04:16:01.772725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccfd27664b156fb71d1784d766cfb4a96cc49ad4e0efd873a18af808d3c0fe60

Aliases

arxiv: 2203.01124 · arxiv_version: 2203.01124v1 · doi: 10.48550/arxiv.2203.01124 · pith_short_12: ZT6SOZSLCVX3 · pith_short_16: ZT6SOZSLCVX3OHIX · pith_short_8: ZT6SOZSL

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ZT6SOZSLCVX3OHIXQTLWNT5UVF \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: ccfd27664b156fb71d1784d766cfb4a96cc49ad4e0efd873a18af808d3c0fe60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fd7c5a0d59e74a1a6c2523ca13696947d3845aca4ba091e31c0d572c902504f",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2022-03-01T01:43:35Z",
    "title_canon_sha256": "7c46a187676d7399c4cf0dcd49a605d913c081bbef76903dcaaa9fd656ac0f7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.01124",
    "kind": "arxiv",
    "version": 1
  }
}